Finding the Fourth Proportional to 17,386.42, 23,990.04 and 10,217.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,386.42 : 23,990.04 = 10,217.50 : x
2. Step 2: Convert to fraction form
   17,386.42/23,990.04 = 10,217.50/x
3. Step 3: Cross multiply
   17,386.42x = 23,990.04 × 10,217.50
4. Step 4: Simplify right side
   17,386.42x = 245,118,233.70
5. Step 5: Solve for x
   x = 245,118,233.70/17,386.42
6. Step 6: Final answer
   x = 14,098.26